Comtech EF Data CDM-710 Installation And Operation Manual page 31

CDM-710/L Broadcast Satellite Modem
Introduction
the entire unit. The microcontrollers handles all of the monitor and
control for unit including the front panel keypad and display, the EIA-232
and EIA-485 2- or 4-wire remote port and the 'J7 | Ethernet' Base-T
10/100 M&C port. Interface with the other modules in the unit is
provided by the framer assembly.
• The FEC Encoder card is a plug-in module that resides on the Framer card.
It generates the encoded stream used by the modulator card.
• The Demodulator card also plugs into the Framer card. It maps and
spectrally shapes the I&Q data for delivery to thew IF interface.
• Depending on the ordered configuration, a modulator and/or
demodulator card may be installed.
1–7
MN/CDM710.IOM
Revision 12